The teachers are strict us and we are strict _ our homework.[ ]

Sally is very happy. There is a big smile ______ her face. [ ]

The party will begin in a hotel _____9:00 _____the evening.[ ]

It is thought that one billion people I the world, _is half the word’s workers, earn their living by farming.

I’m not a little tired today after giving the room a thorough cleaning and I have never had_________today.